Challenge's S.C. Seamless Latex Cross Tube is hand made for the highest quality. Latex tubes are usually lighter and roll with less resistance than standard butyl tubes. They also resist punctures. The S.C. fits tires 28 to 35mm wide, and has a 47.5mm-long valve with a removable core.
- 72 grams
|700c x 28 – 35||8855627800036||80003||210000031802|
|700c x 33 – 40||8855627800043||80004|